PoE Extender / Repeater, 4 Ports, GigabitWiTek PoE Extender 4 Port Output Gigabit PoE in port: 1*1000Mbps PoE port with 802. 3af at 60W DC input port: 48 55V PoE output port: 4*1000Mbps PoE port with 802. 3at at 30W Compatible with 802. 3af at bt PoE powered devices Port isolation for security via VLAN mode 250m long distance for PoE ports via extend mode Plug and play, zero conguration Cost effective to extend your network Alternate Names: PoE Repeater, Signal Repeater